Crop yields
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16 million bales of cotton needed in 1952
Crop yields from Illinois soil experiment fields in 1933 together with a general summary for the four-year period ending in 1933
Sirāj
Working with dynamic crop models
Food legume crops
The role of plant roots in crop production
The Biology of crop productivity
Influence of depth of moist soil at seeding time and of seasonal rainfall on wheat yields in southwestern Saskatchewan
Crop yields from Illinois soil experiment fields in 1927
Losses in agriculture
Yield response to water
Day length and crop yields
Crop yields from Illinois soil experiment fields in 1932 together with a general summary for the rotation periods ending in 1932
Crop-water relations
Understanding crop production
The influence of relative area in intertilled and other classes of crops on crop yield
Crop production and crop protection
November 1977 baseline
Effect of crop sequence and association on the yield and quality of wheat
Precision Agriculture in the 21st Century
Crop yields from Illinois soil experiment fields including the crop season 1935
Selected U.S. crop budgets
Principles of Crop Production
Crop rotation and productivity
Evaluation of the use of spatial modeling to improve county yield estimation
Physiology of crop production
Spatial scale of crop-yield models
Food security in a world of natural resource scarcity
Shelterbelt influence on Great Plains field environment and crops
